40877613 has 18 divisors (see below), whose sum is σ = 68686254. Its totient is φ = 23358384.

The previous prime is 40877579. The next prime is 40877653. The reversal of 40877613 is 31677804.

It can be written as a sum of positive squares in only one way, i.e., 26904969 + 13972644 = 5187^2 + 3738^2 .

It is not a de Polignac number, because 40877613 - 2²⁴ = 24100397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40877653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 45906 + ... + 46787.

It is an arithmetic number, because the mean of its divisors is an integer number (3815903).

Almost surely, 2^40877613 is an apocalyptic number.

It is an amenable number.

40877613 is a deficient number, since it is larger than the sum of its proper divisors (27808641).

40877613 is a wasteful number, since it uses less digits than its factorization.

40877613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92713 (or 92703 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 40877613 is about 6393.5602757775. The cubic root of 40877613 is about 344.4782788554.

The spelling of 40877613 in words is "forty million, eight hundred seventy-seven thousand, six hundred thirteen".